Selection of Materials (Junior Cert Applied Technology): Flashcards
📚Flashcards
Practise the cards
13 cards from this deck
ShowHide
Practise the cards
13 cards from this deck
Purpose of choosing materials in product design
Purpose of choosing materials in product design
Ensures quality and keeps things eco-friendly
Mechanical Properties
Mechanical Properties
How a material behaves under stress, like strength & hardness
Thermal Stability
Thermal Stability
If material keeps its properties at high temps
Sustainability in materials
Sustainability in materials
Meets today's needs without harming future needs
Ashby Chart
Ashby Chart
Graph that helps compare material properties for selection
Decision Matrix
Decision Matrix
Tool to evaluate and rank options based on criteria
4 main considerations for choosing materials
4 main considerations for choosing materials
Mechanical Properties, Thermal Stability, Cost, Availability
Properties of metals
Properties of metals
Strong, heat resistant
Properties of plastics
Properties of plastics
Cost-saving, flexible
Why aluminium is used in planes
Why aluminium is used in planes
It is lightweight
Why carbon fibre is popular in cars
Why carbon fibre is popular in cars
For its strength and lightness
Common mistake in material selection
Common mistake in material selection
Overlooking sustainability
What Ashby charts show
What Ashby charts show
Properties like density and strength for easy comparison